18976230

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:371

約数の個数: 144

約数和(自身を含む): 61995024

約数和(自身を除く): 43018794

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 130, 147, 182, 195, 210, 234, 245, 273, 294, 315, 331, 390, 441, 455, 490, 546, 585, 630, 637, 662, 735, 819, 882, 910, 993, 1170, 1274, 1365, 1470, 1638, 1655, 1911, 1986, 2205, 2317, 2730, 2979, 3185, 3310, 3822, 4095, 4303, 4410, 4634, 4965, 5733, 5958, 6370, 6951, 8190, 8606, 9555, 9930, 11466, 11585, 12909, 13902, 14895, 16219, 19110, 20853, 21515, 23170, 25818, 28665, 29790, 30121, 32438, 34755, 38727, 41706, 43030, 48657, 57330, 60242, 64545, 69510, 77454, 81095, 90363, 97314, 104265, 129090, 145971, 150605, 162190, 180726, 193635, 208530, 210847, 243285, 271089, 291942, 301210, 387270, 421694, 451815, 486570, 542178, 632541, 729855, 903630, 1054235, 1265082, 1355445, 1459710, 1897623, 2108470, 2710890, 3162705, 3795246, 6325410, 9488115, 18976230]

約数ペア:

[(1, 18976230), (2, 9488115), (3, 6325410), (5, 3795246), (6, 3162705), (7, 2710890), (9, 2108470), (10, 1897623), (13, 1459710), (14, 1355445), (15, 1265082), (18, 1054235), (21, 903630), (26, 729855), (30, 632541), (35, 542178), (39, 486570), (42, 451815), (45, 421694), (49, 387270), (63, 301210), (65, 291942), (70, 271089), (78, 243285), (90, 210847), (91, 208530), (98, 193635), (105, 180726), (117, 162190), (126, 150605), (130, 145971), (147, 129090), (182, 104265), (195, 97314), (210, 90363), (234, 81095), (245, 77454), (273, 69510), (294, 64545), (315, 60242), (331, 57330), (390, 48657), (441, 43030), (455, 41706), (490, 38727), (546, 34755), (585, 32438), (630, 30121), (637, 29790), (662, 28665), (735, 25818), (819, 23170), (882, 21515), (910, 20853), (993, 19110), (1170, 16219), (1274, 14895), (1365, 13902), (1470, 12909), (1638, 11585), (1655, 11466), (1911, 9930), (1986, 9555), (2205, 8606), (2317, 8190), (2730, 6951), (2979, 6370), (3185, 5958), (3310, 5733), (3822, 4965), (4095, 4634), (4303, 4410)]